/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.matrimonyapp;

import com.matrimonybeans.RequestLocal;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author ChauAnh
 */
public class DeleteRequest extends HttpServlet {
    @EJB
    private RequestLocal deleteRequest;

    

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            if (request.getParameter("id_send_request") == null) {
                out.println("<script type='text/javascript'>alert('Id not null');history.go(-1);</script>");
            } else {
                int id_send_request = Integer.parseInt(request.getParameter("id_send_request"));
                if (id_send_request == 0) {
                    out.println("<script type='text/javascript'>alert('Id must more than 0!');history.go(-1);</script>");
                } else {                        
                    if (deleteRequest.deleteSendRequest(id_send_request)) {
                        String user = request.getSession().getAttribute("login").toString();
                        HashMap listRequest = deleteRequest.getAllRequest(user);                        
                        HttpSession ss = request.getSession(true);
                        ss.removeAttribute("listRequest");
                        ss.setAttribute("totalRequest", deleteRequest.countRequest(user));
                        ss.setAttribute("listRequest", listRequest);
                        out.println("<script type='text/javascript'>alert('Request deleted success!');history.go(-1);</script>");
                    } else {
                        out.println("<script type='text/javascript'>alert('Request deleted unsuccess!');history.go(-1);</script>");
                    }
                }
            }
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
